extract ventilation
31Physiology of dinosaurs — Note: In this article dinosaur means non avian dinosaur, since most experts regard birds as an advanced group of dinosaurs. The physiology of dinosaurs has historically been a controversial subject, particularly thermoregulation. Recently, many… …
32building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
33Gun safety — Articleissues|article=y OR=March 2008 refimprove=March 2008 (For discussions on politics concerning firearms and gun safety, see Gun politics. This page deals only with non political aspects of gun safety. For a part of a gun that is called a… …
34Cannabis cultivation — Typical home grown organic sinsemilla bud compared to a cigarette pack. This article presents common techniques and facts regarding the cultivation of the flowering plant cannabis, primarily for the production and consumption of marijuana buds.… …
35Lorazepam — Systematic (IUPAC) name (RS) 9 chloro 6 (2 chlorophenyl) 4 hydroxy …
36Adit — Gated entrance of an abandoned adit near Medford, Oregon, USA …
37Top-bar hive — Top bar hives are a style of beehive used for beekeeping. They are especially useful in areas where resources are limited, but are also increasingly popular among hobby beekeepers in industrialized nations. This article is primarily concerned… …
38PCV valve — The Positive Crankcase Ventilation valve, or PCV valve, is a one way valve that ensures continual evacuation of gases from inside a gasoline internal combustion engine s crankcase.ExplanationAs an engine runs, gases and combustion pressure are… …
39List of smoking bans — This is a list of smoking bans by country.flag|ArgentinaA 2006 smoking ban in Buenos Aires city prohibits smoking in public areas including bars and restaurants. Similar bans in other Argentine cities require bigger establishments to provide a… …
40Installing building insulation — Due to the variety of building insulation materials available and the various building elements that may require insulation, there are a number of ways of installing building insulation.Where to insulateWhere to insulate depends on where your… …
